/* ==========================================================================
   DESIGN SYSTEM - TIPOLAC ULTRA-CLEAN MINIMAL THEME
   ========================================================================== */

:root {
    --bg-primary: #FAF9F6;      /* Off-white background */
    --bg-secondary: #F3F2EE;    /* Slightly darker off-white for sections */
    --text-primary: #121214;    /* Very dark near black */
    --text-secondary: #5F5E5B;  /* Muted dark gray */
    --border-color: #E2E1DD;    /* Thin subtle border */
    --accent-color: #121214;    /* Pure black for main actions */
    --accent-red: #DC2626;      /* Bright red for closing/critical actions */
    --font-sans: 'Outfit', sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* CSS Reset & Core Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

/* Containers & Grid Layouts */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

/* Buttons & CTAs */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--text-primary);
}

.btn-primary:hover {
    background: var(--text-secondary);
    border-color: var(--text-secondary);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(18, 18, 20, 0.05);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Section Common Styling */
section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    margin-bottom: 60px;
    text-align: left;
    max-width: 700px;
}

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    text-transform: lowercase;
}

.section-header h2::first-letter {
    text-transform: uppercase;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.15rem;
    font-weight: 300;
}

/* Header & Menu */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 249, 246, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.main-nav ul {
    display: flex;
    gap: 36px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100%;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-color);
    z-index: 2000;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    transition: right var(--transition-normal);
}

.mobile-nav-drawer.open {
    right: 0;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-link {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.mobile-link:hover, .mobile-link.active {
    color: var(--text-primary);
}

.drawer-footer {
    margin-top: auto;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    background-color: #000;
    padding: 0;
    border-bottom: 1px solid var(--border-color);
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.65;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2;
}

.hero-container-centered {
    position: relative;
    z-index: 3;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content-centered {
    text-align: center;
    color: #ffffff;
    max-width: 800px;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-logo-img {
    max-width: 650px;
    width: 90%;
    height: auto;
    object-fit: contain;
    margin-bottom: 32px;
    filter: drop-shadow(0 8px 30px rgba(0, 0, 0, 0.5));
}

.hero-desc-light {
    font-size: 1.35rem;
    font-weight: 300;
    line-height: 1.5;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.hero-actions .btn-primary {
    background: #ffffff;
    color: #000000;
    border-color: #ffffff;
}

.hero-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(255, 255, 255, 0.8);
}

.hero-actions .btn-secondary {
    border-color: #ffffff;
    color: #ffffff;
}

.hero-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Seção Medição de Rótulos */
.medicao-section {
    background-color: var(--bg-primary);
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.step-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-secondary);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}

.step-info h4 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.step-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.video-container-styled {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background-color: #000;
    aspect-ratio: 16/9;
    width: 100%;
}

.video-container-styled video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* O Efeito Interativo "Tipolac" */
.video-mask-section {
    background-color: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 0;
    overflow: hidden;
}

.mask-wrapper {
    width: 100%;
    max-width: 1100px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.1s ease-out;
    will-change: transform;
}

.logo-video-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    aspect-ratio: 21/9;
    background-color: #000000;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.logo-video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.65;
    display: block;
}

.logo-overlay-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    padding: 24px;
}

.mask-logo-img {
    max-height: 55%;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.4));
}

/* Sachê em Bobina Section */
.sache-bobina-section {
    background-color: var(--bg-primary);
}

.sache-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 24px;
}

/* Product Feed Section (Portfólio Corrido) */
.product-feed-section {
    background-color: var(--bg-primary);
}

.product-feed-list {
    display: flex;
    flex-direction: column;
    gap: 90px;
}

.product-feed-item {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.feed-media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background-color: #000;
    aspect-ratio: 16/9;
}

.feed-media-gallery {
    width: 100%;
}

.feed-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.feed-content h3 {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    text-transform: lowercase;
}

.feed-content h3::first-letter {
    text-transform: uppercase;
}

.feed-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 24px;
    line-height: 1.6;
}

.feed-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.feed-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.feed-features li i {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.feed-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: 24px;
    margin-bottom: 24px;
}

.meta-box span {
    display: block;
}

.meta-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.meta-value {
    font-size: 0.95rem;
    font-weight: 600;
}

/* Custom image carousel for pharmaceutical labels */
.carousel-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.carousel-main-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    aspect-ratio: 4/3;
    background-color: var(--bg-secondary);
    cursor: zoom-in;
}

.carousel-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.carousel-main-wrapper:hover .carousel-main-image {
    transform: scale(1.03);
}

.carousel-zoom-icon {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(18, 18, 20, 0.75);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.carousel-selector-label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 10px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.carousel-thumbnails {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x mandatory;
}

.color-selector .thumb-btn {
    flex: 0 0 60px;
    height: 60px;
}

.thumb-btn {
    flex: 0 0 76px;
    aspect-ratio: 1/1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    background-color: var(--bg-secondary);
    padding: 0;
    transition: var(--transition-fast);
    scroll-snap-align: start;
}

.thumb-btn img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-btn:hover {
    opacity: 0.95;
}

.thumb-btn.active {
    border-width: 2px;
}

.thumb-btn.thumb-vermelhas:hover, .thumb-btn.thumb-vermelhas.active { border-color: #dc2626; }
.thumb-btn.thumb-verdes:hover, .thumb-btn.thumb-verdes.active { border-color: #16a34a; }
.thumb-btn.thumb-pretas:hover, .thumb-btn.thumb-pretas.active { border-color: #121214; }
.thumb-btn.thumb-laranjas-roxas:hover, .thumb-btn.thumb-laranjas-roxas.active { border-color: #d97706; }
.thumb-btn.thumb-lacres:hover, .thumb-btn.thumb-lacres.active { border-color: #16a34a; }
.thumb-btn.thumb-azuis:hover, .thumb-btn.thumb-azuis.active { border-color: #2563eb; }
.thumb-btn.thumb-amarelas:hover, .thumb-btn.thumb-amarelas.active { border-color: #ca8a04; }

/* Color Dot Inner Styles */
.color-dot {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.15rem;
    transition: transform var(--transition-fast);
}

.thumb-btn:hover .color-dot {
    transform: scale(1.08);
}

.color-red { background-color: #dc2626; }
.color-green { background-color: #16a34a; }
.color-black { background-color: #121214; }
.color-purple-orange { background: linear-gradient(135deg, #a855f7, #f97316); }
.color-blue { background-color: #2563eb; }
.color-yellow { background-color: #eab308; color: #121214; }
.color-lacres { 
    background-color: #16a34a; 
    font-size: 0.62rem; 
    font-weight: 900; 
    letter-spacing: 0.05em; 
    padding: 4px;
    line-height: 1.1;
    text-align: center;
}

/* Materials Guide */
.guide-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.guide-interactive-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 40px;
}

.guide-selector {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.guide-selector h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.selector-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.selector-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-align: left;
    transition: var(--transition-normal);
}

.selector-btn-icon {
    font-size: 1.25rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}

.selector-btn-text strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.selector-btn-text span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.selector-btn:hover {
    border-color: var(--text-primary);
    background: var(--bg-secondary);
}

.selector-btn.active {
    border-color: var(--text-primary);
    background: var(--text-primary);
    color: var(--bg-primary);
}

.selector-btn.active .selector-btn-icon {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.1);
}

.selector-btn.active .selector-btn-text strong {
    color: #ffffff;
}

.selector-btn.active .selector-btn-text span {
    color: rgba(255, 255, 255, 0.7);
}

.guide-result-panel {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.guide-recommendation h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.guide-recommendation h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.result-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.material-tag-box {
    margin-bottom: 28px;
}

.material-tag-box h5 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.tag-highlight {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

/* About Section */
.about-section {
    background-color: var(--bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
}

.about-content h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.about-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.highlight-box {
    display: flex;
    gap: 16px;
}

.highlight-box i {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-top: 4px;
}

.highlight-box h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.highlight-box p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.about-features-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-card-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-icon-wrapper {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.feature-card-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.feature-card-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Contact & Sales */
.contact-section {
    background-color: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
}

.sales-team-column h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.sales-team-column .sub-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.sales-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 36px;
}

.sales-card {
    display: flex;
    gap: 20px;
    padding: 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.sales-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-primary);
    flex-shrink: 0;
}

.sales-info h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.sales-role {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.sales-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--text-primary);
    padding-bottom: 2px;
}

.sales-whatsapp-btn:hover {
    color: var(--text-secondary);
    border-color: var(--text-secondary);
}

.general-contacts {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
}

.contact-line {
    display: flex;
    gap: 16px;
    align-items: center;
}

.contact-line i {
    font-size: 1.15rem;
    color: var(--text-primary);
    width: 24px;
}

.contact-line div span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-line div strong {
    font-size: 0.95rem;
    font-weight: 600;
}

.contact-line div strong a {
    color: inherit;
    text-decoration: none;
    transition: opacity var(--transition-fast), border-bottom-color var(--transition-fast);
    border-bottom: 1px dotted transparent;
    display: inline-block;
}

.contact-line div strong a:hover {
    opacity: 0.7;
    border-bottom-color: currentColor;
}

.office-hours-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 0.85rem;
    margin-top: 12px;
}

/* Contact Form */
.contact-form-container {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    background-color: var(--bg-primary);
}

.contact-form-container h3 {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.contact-form-container p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
    outline: none;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-bottom-color: var(--text-primary);
}

.form-group textarea {
    resize: none;
}

.form-feedback {
    display: none;
    margin-top: 20px;
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.form-feedback.show {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-feedback.success {
    background: rgba(16, 185, 129, 0.1);
    color: #047857;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Footer */
footer {
    background-color: var(--bg-secondary);
    padding: 80px 0 40px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 16px;
    margin-bottom: 20px;
    max-width: 320px;
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-icons a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.social-icons a:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

.footer-links h3,
.footer-address h3 {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-address p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-address i {
    margin-right: 8px;
    color: var(--text-primary);
}

.footer-map-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--text-primary);
    padding-bottom: 2px;
}

.footer-map-link:hover {
    color: var(--text-secondary);
    border-color: var(--text-secondary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.bottom-container {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
    gap: 16px;
}

/* Lightbox & Zoom Viewer */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 3000;
    display: none; /* Controlado por classe open */
    overflow: auto;
}

.lightbox-overlay.open {
    display: block;
}

.lightbox-overlay.zoomed-active {
    display: block;
}

.lightbox-close-btn {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--accent-red);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 3100;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
    transition: var(--transition-normal);
}

.lightbox-close-btn:hover {
    transform: scale(1.1) rotate(90deg);
    background-color: #ef4444;
}

.lightbox-nav-btn {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 3100;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.lightbox-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-50%) scale(1.08);
}

.lightbox-nav-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.lightbox-prev-btn {
    left: 24px;
}

.lightbox-next-btn {
    right: 24px;
}

/* Hide navigation buttons when image is zoomed in */
.lightbox-overlay.zoomed-active .lightbox-nav-btn {
    display: none !important;
}

@media (max-width: 768px) {
    .lightbox-nav-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    .lightbox-prev-btn {
        left: 12px;
    }
    .lightbox-next-btn {
        right: 12px;
    }
}

.lightbox-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
    box-sizing: border-box;
}

.lightbox-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    max-width: 100%;
}

.lightbox-zoom-hint {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    margin-bottom: 16px;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

#lightbox-img {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    transition: transform var(--transition-normal), opacity 0.3s ease;
    user-select: none;
    -webkit-user-drag: none;
    opacity: 0;
}

.lightbox-loader {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    background: rgba(20, 20, 20, 0.85);
    padding: 30px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 220px;
    text-align: center;
    pointer-events: none;
}

.lightbox-loader i {
    font-size: 2.5rem;
    color: #ffffff;
}

.lightbox-loader span {
    font-size: 0.85rem;
    font-weight: 500;
}

#lightbox-img.zoomed {
    width: 90vw;
    max-width: 90vw;
    height: auto;
    max-height: none;
    border-radius: 0;
    transform: none;
}

.lightbox-overlay.zoomed-active .lightbox-container {
    align-items: flex-start;
    padding-top: 40px;
    padding-bottom: 40px;
}

.lightbox-caption {
    color: #ffffff;
    font-size: 1rem;
    margin-top: 16px;
    text-align: center;
    font-weight: 500;
}

/* Modal details */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(18, 18, 20, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.open {
    display: flex;
}

.modal-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 800px;
    position: relative;
    overflow: hidden;
}

.modal-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    z-index: 10;
}

.modal-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
}

.modal-visual-area {
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.modal-product-icon-wrapper {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--text-primary);
}

.modal-info-area {
    padding: 40px;
}

.modal-badge {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 8px;
}

.modal-info-area h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
}

#modal-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.modal-spec-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    margin-bottom: 28px;
}

.spec-item .spec-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 2px;
}

.spec-item .spec-val {
    font-size: 0.9rem;
    font-weight: 600;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal-actions .btn {
    text-align: center;
}

.etiquetas-interactive-grid-container {
    margin-top: 16px;
}

.etiquetas-color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
}

.color-grid-btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    cursor: pointer;
    background-color: var(--bg-primary);
    transition: var(--transition-fast);
}

.color-grid-btn:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.btn-vermelhas { border-left: 4px solid #ef4444; }
.btn-pretas { border-left: 4px solid #18181b; }
.btn-azuis { border-left: 4px solid #3b82f6; }
.btn-amarelas { border-left: 4px solid #eab308; }
.btn-verdes { border-left: 4px solid #10b981; }
.btn-laranjas-roxas { border-left: 4px solid #a855f7; }
.btn-lacres { border-left: 4px solid #6b7280; }

/* Responsive adjustments */
@media (max-width: 1024px) {
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .product-feed-item {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .guide-interactive-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-logo-img {
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: 0;
    }
    .main-nav {
        display: none;
    }
    .header-actions .btn {
        display: none;
    }
    .mobile-menu-toggle {
        display: block;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .hero-logo-img {
        max-width: 320px;
        margin-bottom: 20px;
    }
    
    .hero-desc-light {
        font-size: 1.1rem;
    }
    
    .modal-content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .modal-visual-area {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 24px;
    }
    
    .modal-info-area {
        padding: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .bottom-container {
        flex-direction: column;
        text-align: center;
    }
    
    #lightbox-img.zoomed {
        width: 350vw;
    }
    .logo-video-container {
        aspect-ratio: 16/9;
    }
    .mask-logo-img {
        max-height: 45%;
    }
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS (PACKFLEX EFFECT)
   ========================================================================== */
.reveal-element {
    opacity: 0;
    will-change: transform, opacity;
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base starting states */
.reveal-slide-up {
    transform: translateY(50px);
}

.reveal-slide-left {
    transform: translateX(50px);
}

.reveal-slide-right {
    transform: translateX(-50px);
}

.reveal-scale {
    transform: scale(0.95);
}

/* Active animated state */
.reveal-element.reveal-active {
    opacity: 1;
    transform: translate(0) scale(1);
}

/* Animation Delays (Stagger effect) */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Safe mobile overrides (prevents horizontal overflow and scale bugs) */
@media (max-width: 768px) {
    .reveal-element {
        transition-duration: 0.8s;
    }
    .reveal-slide-up,
    .reveal-slide-left,
    .reveal-slide-right {
        transform: translateY(30px);
    }
    .reveal-scale {
        transform: scale(0.98);
    }
    .reveal-element.reveal-active {
        transform: translateY(0) scale(1);
    }
}